Chemical Process Permanent hardness of water is due to the presence of calcium & magnesium Bi-carbonates Sulphates & chlorides None of these Carbonate Bi-carbonates Sulphates & chlorides None of these Carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Paper pulp produced by kraft/sulphate process is Bleached easily Strong fibrous Dull white in color Dark colored Bleached easily Strong fibrous Dull white in color Dark colored ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Plasticisers are added to paints to Give elasticity & prevent cracking of the film Make it corrosion resistant Make glossy surface Increase atmospheric oxidation Give elasticity & prevent cracking of the film Make it corrosion resistant Make glossy surface Increase atmospheric oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process CaSO₄ .1/2 H₂O is known as Blue vitriol Gypsum Zeolite Plaster of Paris Blue vitriol Gypsum Zeolite Plaster of Paris ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sudden temperature fluctuation does not affect pyrex glass, because of its High melting point High co-efficient of expansion Both B and C Low co-efficient of expansion High melting point High co-efficient of expansion Both B and C Low co-efficient of expansion ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following processes is absent in glass manufacturing process? Shaping or forming Melting Sintering Annealing Shaping or forming Melting Sintering Annealing ANSWER DOWNLOAD EXAMIANS APP
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